HomeMy WebLinkAboutSWG2025-00090 - SWG Application / Design - 4/22/2025 415 N 6TH STREET,SHELTON,WA 98584
eM : MASON COUNTY SHELTON:360- - ,EXT 400
BELFAIR:360-275275-44674467,EXT 400
--r"' Public Health & Human Services ELMA:360-482-5269,EXT 400
1/'� FAX:360-427-7787
On-Site Sewage System Permit: SWG2025-00090
APPLICANT Schoening Excavating LLC Phone: 3607422982
Address: 121 W Grizdale Dr Shelton, WA 98584
OWNER PWW PROPERTY DEVELOPMENT, LLC Phone:
Address: 410 W CLEAR LAKE DR SHELTON, WA 98584
SEPTIC DESIGNER Hunter, Adam Phone: 360 753-1226
Address: 2201 93rd Ave SW Olympia, WA 98512
Site Address: 11 E FLAGGWOOD LN
Primary Parcel Number: 321045600001
Permit Description: New SFR 2BR Nuwater BNR500
Permit Submitted Date: 03/20/2025
Permit Issued Date: 04/22/2025
Issued By: Jeff Wilmoth
Current Permit Fees Paid: $555.00 (additional fees may be required upon installation of system).
Permit Expiration Date: 03/20/2028 (based on date of inspection)
Permit Conditions:
1 Proposed development subject to zoning requirements and approval by the planning
department staff per Mason County Title 17.
2 Permit must be installed by a Mason County Certified Installer unless prior written
authorization from Mason County is obtained.
3 Drainfield installation not to exceed designed upslope and downslope depth specified on
design form.
4 Installer is responsible for obtaining Mason County installation approval prior to backfill of
system components.
5 Installer is responsible for obtaining Septic Designer/Engineer installation approval prior to
backfill of system components.
6 Mason County Asbuilt Form, Record Drawing, and Installation fee must be submitted for
final installation approval.
THIS PERMIT MUST BE ONSITE DURING INSTALLATION OF OSS.
PROPERTY OWNERS ARE RESPONSIBLE FOR DETERMINING AND MARKING ALL PROPERTY LINE AND EASEMENT LOCATIONS.
THIS PERMIT MAY BE REVOKED IF THE SITE CONDITIONS HAVE CHANGED SINCE THE SITE WAS INSPECTED AND DESIGN APPROVED.
FINAL INSTALLATION APPROVAL IS REQUIRED PRIOR TO TEMPORARY OR FINAL OCCUPANCY OF ANY RELATED STRUCTURES.
For Final Inspection visit: masoncountywa.govlhealth/environmental/onsite/oss-inspection-request.php or call:
360-427-9670, extension 400.
OFFICIAL USE ONLY
MASON COUNTY PUBLIC HEALTH DATE RECEIVED: •51j7 j-z
ONSITE SEWAGE SYSTEM APPLICATION AMOUNT RECEIVED RECEIVED BY: ilTikL v W
415 N 6th Street,(Bldg 8) Shelton WA,98584 ,Z Cejj
Shelton:360-427.9670ext400 Belfalr:360-275-4467ext400 S q G 70 - O or\G 11)
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APPLICANT PHONE D D SCHOENING EXCAVATING 360 742-2982 rn rn
MAILING ADDRESS-STREET,CITY,STATE,ZIP CODE r
121 W. GRIZDALE SHELTON WA 98584 c
SITE ADDRESS-STREET,CITY,ZIP CODE CO
11 E FLAGWOOD LN UNION WA 98592 m
NAME OF DESIGNER PHONE VI Ir *'1
JIM HUNTER 360 753-1226 �n\1 '+V
NAME OF INSTALLER PHONE I XI
CHECKALLAPPLICABLE ITEMS DRINKING WATER SOURCE v
C
lif NEW CONSTRUCTION 0 RV HOLDING TANK ONLY 0 PRIVATE INDIVIDUAL WELL (p ,„
❑ REPLACEMENT SYSTEM 0 INSTALLATION PERMIT ONLY ❑ PRIVATE TWO-PARTY WELL Z
❑ TABLE 9 REPAIR 4 SINGLE FAMILY se COMMUNITY/PUBLIC WATER SYSTEM ______
❑ TANK(S)ONLY 0 COMMERCIAL SYSTEM NAME: ALDERBROOKI QQ
❑ UPGRADE TO EXISTING CIV OTHER: BEDROOMS LOT SIZE \
❑ EXISTING FAILURE "Record Drawing required 2 7 000 FT2
for all Installations" r +S`
DIRECTIONS TO SITE-BE SPECIFIC AND ADVISE OF ANY NEEDED'NFORMATION FOR ACCESS(ex.locked gale) 0 I
MCREARY RD, EAST ON MANZANITA TO SOUTHEAST CORNER OF VINE MAPLE LN IC'
AND E MANZANITA DR.
' � 0 if k .,.::,.k
APR z z ,?� k ID
IC)
MASON
SITE MUST BE FLAGGED FROM MAIN ROAD AND TEST HOLES MUST B FCASGEENT T ALE NUM --`
tNTAL 1-1E4ITI)OFFICIAL USE ONLY BELOW THIS LINE 4814,
UPGRADE/FAILURE SOURCE(for reporting purposes)
❑VOLUNTARY ❑MAINTENANCE/PUMPING ❑BUILDING PERMIT ❑HOME SALE CI COMPLAINT POTHER:
INSPECTOR SOIL LOGS COMMENTS/CONDITIONS
t:et 0 A,At Y
10 i )4/1j \
SOIL CODES:
V=VERY G=GRAVELLY S=SAND L=LOAM SI=SILT C=CLAY E=EXTREMELY R=ROOTS
INSPE R SIGNATURE DATE APPLICATION EXPIRATION DATE ' TION APPROVED BY DATE
,, 3-�-?' -.2--40.-2 /[ Jhi1çL L(;;as
THIS FO Y E SCANNED AND AVAILABLE FOR PUBLIC VIEW ON THE MASON COUNTY WEBSIT REVISED'.217/2015
DESIGN FORM—PAGE ONE Assessor's Parcel Number: 321-04-56-00001
A design will be reviewed when 3 copies of each of the following are submitted:
"Completed design form that has been signed and dated. Scaled layout sketch,including all applicable items on checklist
Scaled plot plan,including all applicable items on checklist. Cross-section sketch, including all applicable items on checklist.
This form may be scanned and available for public view on the Mason County Web site.Maximum paper size: 11"X 17"
PARCEL IDENTIFICATION
Permit Number: S W G aQ
.25—QQ 0____/0_ Designer's Name: JIM HUNTER
Applicant's Name: SHOENING EXCACATING Designer's Phone Number: 360 753 1226
Mailing Address: 121 W. GRIZDALE _ Designer's Address: PO BOX 162
SHELTON WA 98584 OLYMPIA WA 98507
City State Zip City State Zip
DESIGN PARAMETERS
Treatment Device
❑ Glendon Biofilter 0 Sand Filter 0 Mound 0 Sand Lined Drainfield 0 Recirculating Filter,Type:
❑ Aerobic Unit Make/Model ❑ Disinfection Unit Make/Model Other:
�.,/Drainfield Type
C
O Gravity 'Pressure Llt]Trench 0 Bed 0 Sub Surface Drip
Septic Tank/Drainfield Specifications Laterals
Number of Bedrooms 2 Schedule/Class 40
Daily Flow:Operating Capacity 240 gpd Length 3@35' 1 @30' ft
Daily Flow: Design Flow 180 gpd Diameter 1 in
Septic Tank Capacity 1250 gal Number 4
Receiving Soil Type(1-6) 4 Separation 6 ft
Receiving Soil Appl.Rate 0.6 gpd/ft2 Orifices
Required Primary Area 405 ft2 Total Number of Orifices 69
Designed Primary Area 405 ft2 Diameter 3/16 in
Designed Reserve Area ft2 Spacing 24 in
Trench/Bed Width 3 ft Manifold
Trench/Bed Length 135 ft Schedule/Class 40
Elevation Measurements Length 15 ft
Original Drainfield Area Slope 0 o/o Diameter 1.5 in
New Slope,If Altered N/A % Preferred manifold configuration used? 0 Yes ❑ No
Depth of Excavation Up-slope 9 in
Transport Pipe
from Original Grade Down-slope 9
in Schedule/Class 40
Designed Vertical Separation 24 in Length 59 ft
Gravelless Chambers Required? lit Yes 0 No 0 Optional Diameter in
Pump Required? R'Yes 0 No Dosing and Pump Chamber
Pump/Siphon Specifications Number of doses/day 6
Difference in Elevation Between Pump Shutoff and Uppermost Dose quantity 40 gal
Orifice ft Chamber Capacity 1250 gal
Uppermost Orifice 6itHigher 0 Lower than Pump Shutoff Pump controls:Please check those required.
Capacity @ Total Pressure Head 40.446 gpm Vrimer L Elapse Meter G'Event ,..
Co...unter
Calculated Total Pressure Head 15.543 ft If Timer: Pump on 2 in o
Comments '
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DESIGN FORM—PAGE TWO Assessor's Parcel Number: 32104-56-04001
Permit Number: SWG
DESIGN CHECKLISTS
Scaled Plot Plan Scaled Layout Sketch Cross-Section Sketch
t Test hole locations Ea Drainfield orientation and layout Reference depth from original grade:
g Soil logs El Trench/bed dimensions and l ' Septic tank
0' Property lines critical distances within layout ®' Drainfield cover
0. Existingand proposed wells g D-Box/Valve box locations
P P ose Reference depth from original grade
within 100 ft of property l' Septic tank/pump chamber and restrictive strata:
g Measurements to cuts,banks, and locations 0 Laterals,trench/bed,top and
surface water and critical areas E' Observation port location bottom
Ea Location and orientation of Ea Clean-out location 0 Curtain drain collector
curtain drain and all absorption i ' Manifold placement 0 Sand augmentation
components
Ea Orifice placement Other cross-section detail:
9' Location and dimension of E' Observation ports/clean-outs
primary system and reserve area E� Lateral placement with distance
to edge of bed Other Information
6d Buildings 9' Audible/visual alarm referenced Yes No
Direction of slope indicator E' Scale of drawing shown on scale l� 0 Designstaked out
l' Waterlines r p p R 0
y ❑ ❑ Recorded Notices attached
E� Roads, easements,driveways, c ' 0 ❑ Waivcr(s)attached
parking :�;.z APR 2 2 ,l.r ❑ 0 Pump curve attached
9' North arrow and scale drawing r^.y ;•. .,' 0 ❑ Evaluation of failure
shown on scale bar MASON COUNTY ENVIRONMENTAL HEALTH Non-residential justification
J B W ❑ ❑ Waste strength
❑ El Flow
DESIGN APPROVAL
The undersigned designer must be notif 1 f a time of installation 0 Yes Eir No
J -2:: •--t 5
Sign r of Designer Date
The undersigned has reviewed this design on behalf of Mason County Public Health and determined it to be in
compliance with state and local on-site re lations:
Envirot ne r ealth Speci is Date
CAUTION: DESIGN APPROV IS VALID ONLY UNDER THE FOLLOWING CONDITION:
✓ The design is stamped"Approved"by Mason County Public Health. ?
✓ The Onsite Sewage Permit has not expired, the Permit Expiration Date is: J ,2 2
✓ Drainfield site conditions have not been altered to adversely affect conditions of design approval.
Please Note: The system must be installed by a certified installer,
unless prior authorization is obtained from Mason County Public Health.
An Installation Fee is required.
This form may be scanned and available for public view on the Mason County Web site.
Updated Date: 12/7/2015
PAGE 1
MASON COUNTY HEALTH DEPARTMENT
ON-SITE SEWAGE DISPOSAL SYSTEM DESIGN
SITE#: PARCEL#: 32104-56-00001
DATE SUBMITTED: 03/19/25 LEGALJLOT#: ALDERBROOK
TRACT 7
SUBMITTED BY: JIM HUNTER DIV 1
APPLICANT: SCHOENING EXCAVATING
ADDRESS: 121 W.GRIZDALE
SHELTON,WA 98584
I.CALCULATIONS
NUMBER OF BEDROOMS= 2
RESIDENTIAL GPD FLOW= 240
IF NON-RESIDENTIAL-GPD FLOW
WILL BE AS FOLLOWS:
GPD=
APPLICATION RATE 0.6 GPD/FT2
REDUCTION=LEAVE BLANK IF NOT USED
DRAINFIELD SIZING
ABSORPTION AREA= 405 FT2
TRENCH LENGTH OR BED CONFIG.= 135 FT
II.WATERPROOF SEPTIC TANK
COMPOSITION AND SIZE= 1250 BNR 500 GAL.CONCRE-E
NEW OR EXISTING= NEW
III.DRAINFIELD CROSS SECTION
DEPTH TO DRAINROCK BOTTOM= N/A-GRAVELLESS CHAMBERS
ROCK DEPTH BELOW PIPE= N/A-GRAVELLESS CHAMBERS
SEPARATION FROM TRENCH BOTTOM TO IMPERMEABLE
MATERIAL/SEASONAL SATURATION= >1'-0"
FILL DEPTH= 1'-0"
TRENCH WIDTH= 3'-0"
IV.PUMP REQUIREMENT
DOSING VOLUME IN GALLONS= 40
NUMBER OF DOSES PER DAY= 6
V.PRESSURE CALCULATIONS �--
\
USING PIPE CLASS= 40
:.;i
ORIFICE DIAMETER= 3/16
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JewMENTaL yEALTr~ - f.XPFRf.S: 03/2.2/zp
PAGE 2
LATERAL#1
SQUIRT HEIGHT(FT)= 2.00
(NOTE(1):ORIFICE DISCHARGE RATE=(11.79)X(ORIFICE DIAMETER)SQ2 X
SQ ROOTOF(TOTAL PRESSURE HEAD)
ORIFICE DISCHARGE RATE= 0.58618
LATERAL LENGTH IN FEET= 35.00
ORIFICE SPACING= 2'0"
DISTANCE FROM END CAP= 0'6"
NUMBER OF HOLES= 18
LATERAL DISCHARGE RATE= 10.551
LATERAL#2=
SQUIRT HEIGHT(FT)= 2.00
ORIFICE DISCHARGE RATE= 0.58618
LATERAL LENGTH IN FEET= 35.00
ORIFICE SPACING= 2'0"
DISTANCE FROM END CAP= 0'6"
NUMBER OF HOLES= 18
LATERAL DISCHARGE RATE= 10.661
LATERAL#3=
SQUIRT HEIGHT(FT)= 2.00
ORIFICE DISCHARGE RATE= 0.58618
LATERAL LENGTH IN FEET= 35.00
ORIFICE SPACING= 2'0"
DISTANCE FROM END CAP= 0'6"
NUMBER OF HOLES= 18
LATERAL DISCHARGE RATE= 10.551
LATERAL#4=
SQUIRT HEIGHT(FT)= 2.00
ORIFICE DISCHARGE RATE= 0.58618
LATERAL LENGTH IN FEET= 30.00
ORIFICE SPACING= 2'0"
DISTANCE FROM END CAP= 1'0"
NUMBER OF HOLES= 15
LATERAL DISCHARGE RATE= 8.793
LENGTH DIAMETER FLOW FRICTION LOSS
SECTION (FT) (IN) (GPM) (FT)
AO 59.00 1.50 40.446 5.387
BC 1.00 1.50 21.102 0.027
CD 25.00 1.50 10.551 0.190
DE 35.00 1.00 10.551 2.139
TOTAL= 7.743
.,5 s 2.v TOTAL HEAD LOSS •"
, 'et
• < P. 1)FRICTION LOSS THROUGH SYSTEM= 7.743
64
2; X). : :::
) DIFFERENCE = 5.800
4t3 •f'
‘f, 51Ui273 ,q = 2.000
!AMFS IL HUM-ER '
• IJahiSE0 ti&GNER TOTAL= 16.543
E.XPICIrS: 03/2/1,G, AP P R v E
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MASON COUNTY ENVIRONMENTAL HEALTH
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